/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.fineract.batch.command;

import java.util.Map;
import java.util.function.BiFunction;
import lombok.RequiredArgsConstructor;

@RequiredArgsConstructor
public final class CommandHandlerRegistry<K, P1, P2, R> {

    private final Map<K, BiFunction<P1, P2, R>> handlers;

    public void register(K key, BiFunction<P1, P2, R> handler) {
        handlers.put(key, handler);
    }

    public R execute(K key, P1 param1, P2 param2, RuntimeException ex) {
        return handlers.getOrDefault(key, (p1, p2) -> {
            throw ex;
        }).apply(param1, param2);

    }
}
